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Oral B SmartSeries 4000 CrossAction review

The Oral-B SmartSeries 4000 CrossAction is an electric toothbrush with Bluetooth compatibility that enables it to connect with the Oral-B app. But is this toothbrush more style over substance? And will it tackle plaque as well as other models? Read our review to find out.

Is it worth your money?

Or is it a waste of cash?

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Battery performance

Put us to the test

Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.